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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on October 25, 2011. Coordinates are given as of the end of the day.
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 1332 | N32 | E78 | 01 | 0030 | Alpha | Nov 1, 2011 | Nov 8, 2011 | Nov 23, 2011 |
| № 1331 | N09 | W72 | 04 | 0030 | Beta | Oct 20, 2011 | Oct 27, 2011 | Nov 10, 2011 |
| № 1330 | N08 | E46 | 13 | 0560 | Beta-Gamma | Oct 29, 2011 | Nov 5, 2011 | Nov 19, 2011 |
| № 1327 | S20 | W40 | 05 | 0200 | Beta | Oct 23, 2011 | Oct 30, 2011 | Nov 13, 2011 |
| № 1325 | N16 | E17 | 11 | 0150 | Beta | Oct 27, 2011 | Nov 3, 2011 | Nov 17, 2011 |
| № 1324 | N12 | W12 | 31 | 0140 | Beta-Gamma | Oct 25, 2011 | Nov 1, 2011 | Nov 14, 2011 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1982 to October 2011. The gray background is the average SSN index.
